Explore decimal fractions to represent and connect fractions and decimals. Represent fractions as parts of a set using the decimal fraction one-tenth (0.1). Practice reading decimals. Explore mixed ...

“Who would draw a picture to divide 2/3 by 3/4?” asked Marina Ratner, a professor emerita of mathematics at the University of California at Berkeley, in a recent Wall Street Journal opinion piece.

Titch is excited about a trip to the fun fair with her uncle Ted. She has been learning about fractions and before they set off she gets a chance to teach Ted that two halves make a whole. Titch’s ...